2 citations
,
August 2016 in “British Journal of Clinical Pharmacology” The document concludes that women should not use 5-alpha-reductase inhibitors due to the risk of birth defects and limited effectiveness.
March 2026 in “Revista Ibero-Americana de Humanidades, Ciências e Educação” Using dutasteride during hair transplants improves results and reduces hair loss.
44 citations
,
October 2010 in “BJUI” 5-α-reductase inhibitors reduce prostate cancer risk but may cause sexual dysfunction and don't affect high-grade tumor or death rates.
35 citations
,
April 2013 in “Sexual medicine reviews” 5-alpha reductase inhibitors slightly increase the risk of sexual and mood side effects, and breast growth in men.
19 citations
,
April 2020 in “Dermatologic Therapy” Dutasteride works better than finasteride for hair loss, with both being safe to use.
124 citations
,
March 2012 in “JAMA” Testosterone's muscle-building effects do not require its conversion to DHT.
31 citations
,
September 2008 in “International Journal of Andrology” 5-alpha-reductase inhibitors may cause a low incidence of erectile dysfunction that decreases over time.
218 citations
,
December 2011 in “Advances in Urology” The document concludes that the 5 alpha-reductase enzymes are important in steroid metabolism and related to various human diseases, with inhibitors used to treat conditions like male pattern baldness and prostate issues.
5 citations
,
November 2015 in “Journal of Enzyme Inhibition and Medicinal Chemistry” Certain derivatives are more effective 5α-reductase type 2 inhibitors than finasteride.
2 citations
,
March 2018 in “Current Opinion in Urology” 5-alpha reductase inhibitors can cause sexual, neurologic, endocrine, and cardiovascular side effects, but these are rare and usually stop after ending treatment.
January 2019 in “Dermatologica Sinica” Dutasteride improved both hair loss and acne in two young men.
223 citations
,
December 2010 in “The Journal of Sexual Medicine” Some patients taking finasteride or dutasteride may have ongoing sexual problems and depression even after stopping the medication.
66 citations
,
April 2017 in “International Journal of Andrology” Men taking 5α-reductase inhibitors for enlarged prostate have a higher chance of experiencing reduced sexual desire and erectile dysfunction.
75 citations
,
January 2014 in “Korean Journal of Urology” 5α-reductase inhibitors can cause sexual problems, higher risk of aggressive prostate cancer, and depression.
49 citations
,
January 2004 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” Selective non-steroidal inhibitors of 5α-reductase type 1 can help treat DHT-related disorders.
10 citations
,
August 2020 in “International Journal of Andrology” 5α-reductase inhibitors like finasteride may not be effective or safe for transgender individuals, and more research is needed.
1 citations
,
August 2015 in “Current Sexual Health Reports” 5α-reductase inhibitors can cause serious and possibly lasting sexual and psychological side effects.
4 citations
,
July 2015 in “Veterinary Dermatology” Two types of 5α-reductase are in dog skin, which might make dutasteride better than finasteride for treating dog hair loss.
1 citations
,
June 2021 in “Singapore Medical Journal” Dutasteride and finasteride can help increase hair growth gene expression but need further improvement.
February 2013 in “Journal of The American Academy of Dermatology” Using hair loss drugs finasteride and dutasteride may cause sexual side effects.
23 citations
,
October 2018 in “Expert Opinion on Drug Safety” Consider benefits and risks of new alopecia treatments for safety.
23 citations
,
April 2021 in “Journal of Clinical Medicine” Frontal Fibrosing Alopecia's cause is unclear, affects mainly postmenopausal women, and current treatments focus on stopping hair loss rather than regrowth.
June 2025 in “Journal of Cosmetic Dermatology” Dutasteride 0.5 mg/day is the most effective treatment for male pattern hair loss.
November 2023 in “Expert Opinion on Pharmacotherapy” Finasteride and dutasteride are effective in treating male hair loss but can cause sexual side effects and birth defects.
October 2023 in “Georgetown medical review” Finasteride and Dutasteride can improve hair growth in male baldness but may cause temporary sexual dysfunction and possibly affect fertility.
January 2018 in “Surgical and Cosmetic Dermatology” Finasteride and dutasteride are effective for male hair loss and enlarged prostate but may cause reversible sexual side effects.
13 citations
,
February 2022 in “JAMA Dermatology” Dutasteride is the most effective hair loss treatment after 24 weeks, but finasteride leads to the most hair growth after 48 weeks.
117 citations
,
March 2013 in “Journal of the European Academy of Dermatology and Venereology” No effective treatment for frontal fibrosing alopecia was found, but oral 5-alpha-reductase inhibitors had the best response; for lichen planopilaris, topical corticosteroids were commonly used but had a high relapse rate.
July 2024 in “Actas Dermo-Sifiliográficas” Finasteride and dutasteride do not significantly change beard thickness in men.
2 citations
,
January 2017 in “Annals of Dermatology” Taking 5-alpha reductase inhibitors does not increase breast cancer risk in men.